Form for message conversion to activity (similarly to discussion and wiki) appears with black gradient zone near the bottom of the body (should be white gradient to the bottom exactly).
On iOS it also has minor issue with heigh of the add-in frame in side bar:
Form for message conversion to activity (similarly to discussion and wiki) appears with black gradient zone near the bottom of the body (should be white gradient to the bottom exactly).
On iOS it also has minor issue with heigh of the add-in frame in side bar: